NASA Asteroid WatchVerified account

@AsteroidWatch

’s Planetary Defense Coordination Office detects, tracks, and characterizes Near-Earth Objects (NEOs) to enable mitigation of potential future NEO impacts.

Washington, D.C.
nasa.gov/planetarydefen…
Joined March 2009
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  1. 14 hours ago

    A spacecraft is about to begin its journey to impact an asteroid on purpose. In the latest episode of 's Gravity Assist podcast, planetary scientist Nancy Chabot has the details! 🎧 Listen:

    5 replies 14 retweets 93 likes
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  2. Retweeted
    18 hours ago

    Why are we crashing a spacecraft into an asteroid more than 6 million miles away? Get the details on , our upcoming test—and tune in next week for live mission coverage:

    Launching Soon: NASA's First Asteroid Deflection Test
    On Nov. 24, 2021, our Double Asteroid Redirection Test (DART) spacecraft will lift off on a ten-month journey to crash into a distant asteroid – on purpose.
    99 replies 431 retweets 2,275 likes
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  3. Nov 18

    🤔 We asked a expert: Are we really crashing a spacecraft into an asteroid? We sure are — all in the name of . Get to know the :

    We Asked a NASA Expert
    2 replies 31 retweets 87 likes
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  4. Retweeted
    Nov 17

    LIVE NOW: Our Ask Me Anything is open for questions! What do you want to know about our upcoming asteroid deflection test? Join us starting at 4pm ET (21:00 UTC) to talk with our planetary defense experts:

    DART – NASA's First Planetary Defense Mission graphic
    47 replies 197 retweets 1,465 likes
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  5. Nov 16

    Join us tomorrow for a Ask Me Anything about the –– our upcoming test to change the path of an asteroid! The AMA will include experts from , , and . 📅 Wednesday, Nov. 17 ⏲️ 4pm ET 🔗

    31 replies 203 retweets 1,736 likes
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  6. Nov 16

    The upcoming movie “Don’t Look Up” is a fictional story about a doomsday comet, but ’s is a real spacecraft that will deflect a non-threatening asteroid as a test of . Hear from director Adam McKay as he compares the two.

    ‘Don’t Look Up’ Director Adam McKay Previews NASA’s DART Mission
    4 replies 28 retweets 82 likes
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  7. Nov 16

    The world’s first test mission – the – is set to launch no earlier than 1:20am ET Nov. 24 (10:20pm PT Nov. 23) on a Falcon 9 rocket from in Calif. Check out the schedule & tune in for live events:

    , and
    15 replies 117 retweets 574 likes
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  8. Retweeted
    Nov 15

    LIVE NOW: scientist (and musician) Andy Rivkin is talking all about —and how we'll study its impact on an asteroid from more than 6 million miles away. Have asteroid questions? Send them over with !

    50 replies 205 retweets 1,572 likes
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  9. Nov 15

    Have questions about the ? Submit them using and tune in TODAY at 4:30pm ET for a LIVE Q&A with Andy Rivkin. Watch Live 👇

    6 retweets 23 likes
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  10. Nov 15

    Scientist. Planetary Defender. Musician. The is crashing a spacecraft into an asteroid to try to change its motion in space. How will we know if it worked? That’s where scientist Andy Rivkin comes in. Andy loves DART so much, he even wrote a song about it!

    2 replies 24 retweets 76 likes
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  11. Retweeted
    Nov 15

    “A lot of scientists definitely have a creative side. A lot of us write. A lot of us are in bands.” Join a live Q&A with ’s Andy Rivkin about art, science and the —a test to change the path of an asteroid—today, Nov. 15 at 4:30pm ET:

    55 replies 178 retweets 1,437 likes
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  12. Nov 14

    Join our virtual to get a behind-the-scenes look at the . While we can't invite the public onsite for this launch, we are excited to present a free online event for people of all ages, all around the world. RSVP today!

    , , and
    2 replies 33 retweets 146 likes
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  13. Nov 12

    We want YOU to become a ! Support the by taking a quiz and if you pass, you'll become a Planetary Defender! Show us photos and videos with your certificate and you might see yourself on TV. Learn more:

    We Want YOU to Become a Planetary Defender!
    19 replies 47 retweets 217 likes
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  14. Nov 12

    The 469219 Kamo`oalewa (2016 HO3) orbits the Sun in such a way that it behaves as a quasi-satellite of Earth. New -funded research by indicates that it could be a fragment of our Moon. Read more:

    An artist's impression of Earth quasi-satellite Kamo`oalewa near the Earth-moon system.
    7 replies 72 retweets 274 likes
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  15. Nov 10

    There are no known asteroid threats to Earth for at least 100 years. But that doesn’t mean we’re not looking — our team is constantly watching the sky to find & track potential hazards. Learn more:

    10 replies 30 retweets 156 likes
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  16. Nov 9

    🚀 We are now just two weeks away from the launch of our –– the world’s first test to see if we can change the course of an asteroid. The asteroid target is not a threat to Earth. Get up to speed on the mission:

    Illustration of NASA’s DART spacecraft and the Italian Space Agency’s (ASI) LICIACube prior to impact at the Didymos binary system. Credits: NASA/Johns Hopkins, APL/Steve Gribben
    , and
    50 replies 315 retweets 2,089 likes
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  17. Nov 8

    Meet engineer Michelle Chen. Michelle helped develop new autonomous navigation that will give this test mission the power to guide itself to the asteroid target. Learn about SMART Nav:

    1 reply 24 retweets 93 likes
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  18. Nov 4

    When was the last time an hit Earth? Learn more from expert Marina Brozovic below! For more on 's Planetary Defense and asteroid-related efforts, check out:

    1:27
    When was the last time an asteroid hit Earth? Small asteroids and other tiny particles bombard our planet daily, but almost all of them burn up safely in the atmosphere. Still, scientists like 's Marina Brozovic are keeping their eyes on the sky:
    3 replies 16 retweets 47 likes
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  19. Nov 4

    Tune in today at 1pm ET to get a live preview of the from members on the mission team and 's very own Planetary Defense Officer! DART is NASA's first ever test mission to change an 's motion in space. Watch:

    11 replies 92 retweets 483 likes
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  20. Retweeted
    Nov 1

    LIVE: Join a Q&A with Dr. Kelly Fast, one of the planetary defenders helping to send our on a first-of-its-kind test to "nudge" an asteroid in space:

    20 replies 130 retweets 1,035 likes
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